{"title":"Low-degree test with polynomially small error","authors":"Dana Moshkovitz","doi":"10.1007/s00037-016-0149-4","DOIUrl":"https://doi.org/10.1007/s00037-016-0149-4","url":null,"abstract":"","PeriodicalId":51005,"journal":{"name":"Computational Complexity","volume":"26 1","pages":"531 - 582"},"PeriodicalIF":1.4,"publicationDate":"2016-12-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1007/s00037-016-0149-4","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"41993888","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"计算机科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Graph Isomorphism, Color Refinement, and Compactness","authors":"V. Arvind, J. Köbler, Gaurav Rattan, O. Verbitsky","doi":"10.1007/s00037-016-0147-6","DOIUrl":"https://doi.org/10.1007/s00037-016-0147-6","url":null,"abstract":"","PeriodicalId":51005,"journal":{"name":"Computational Complexity","volume":"26 1","pages":"627 - 685"},"PeriodicalIF":1.4,"publicationDate":"2016-12-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1007/s00037-016-0147-6","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"51809675","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"计算机科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"On Approximating the Eigenvalues of Stochastic Matrices in Probabilistic Logspace","authors":"Dean Doron, Amir Sarid, A. Ta-Shma","doi":"10.1007/s00037-016-0150-y","DOIUrl":"https://doi.org/10.1007/s00037-016-0150-y","url":null,"abstract":"","PeriodicalId":51005,"journal":{"name":"Computational Complexity","volume":"26 1","pages":"393 - 420"},"PeriodicalIF":1.4,"publicationDate":"2016-12-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1007/s00037-016-0150-y","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"43301684","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"计算机科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"On the hardness of the noncommutative determinant","authors":"V. Arvind, S. Srinivasan","doi":"10.1007/s00037-016-0148-5","DOIUrl":"https://doi.org/10.1007/s00037-016-0148-5","url":null,"abstract":"","PeriodicalId":51005,"journal":{"name":"Computational Complexity","volume":"27 1","pages":"1 - 29"},"PeriodicalIF":1.4,"publicationDate":"2016-11-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1007/s00037-016-0148-5","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"51809709","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"计算机科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Sulaiman Alhassan, Alaa Abu Sayf, Camelia Arsene, Hicham Krayem
{"title":"Suboptimal implementation of diagnostic algorithms and overuse of computed tomography-pulmonary angiography in patients with suspected pulmonary embolism.","authors":"Sulaiman Alhassan, Alaa Abu Sayf, Camelia Arsene, Hicham Krayem","doi":"10.4103/1817-1737.191875","DOIUrl":"10.4103/1817-1737.191875","url":null,"abstract":"<p><strong>Background: </strong>Majority of our computed tomography-pulmonary angiography (CTPA) scans report negative findings. We hypothesized that suboptimal reliance on diagnostic algorithms contributes to apparent overuse of this test.</p><p><strong>Methods: </strong>A retrospective review was performed on 2031 CTPA cases in a large hospital system. Investigators retrospectively calculated pretest probability (PTP). Use of CTPA was considered as inappropriate when it was ordered for patients with low PTP without checking D-dimer (DD) or following negative DD.</p><p><strong>Results: </strong>Among the 2031 cases, pulmonary embolism (PE) was found in 7.4% (151 cases). About 1784 patients (88%) were considered \"PE unlikely\" based on Wells score. Out of those patients, 1084 cases (61%) did not have DD test prior to CTPA. In addition, 78 patients with negative DD underwent unnecessary CTPA; none of them had PE.</p><p><strong>Conclusions: </strong>The suboptimal implementation of PTP assessment tools can result in the overuse of CTPA, contributing to ineffective utilization of hospital resources, increased cost, and potential harm to patients.</p>","PeriodicalId":51005,"journal":{"name":"Computational Complexity","volume":"19 1","pages":"254-260"},"PeriodicalIF":2.3,"publicationDate":"2016-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5070434/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"73428850","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"计算机科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Special Issue on the 10th Theory of Cryptography Conference: Editor’s Foreword","authors":"O. Goldreich","doi":"10.1007/s00037-015-0119-2","DOIUrl":"https://doi.org/10.1007/s00037-015-0119-2","url":null,"abstract":"","PeriodicalId":51005,"journal":{"name":"Computational Complexity","volume":"25 1","pages":"563 - 565"},"PeriodicalIF":1.4,"publicationDate":"2016-08-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1007/s00037-015-0119-2","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"51808401","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"计算机科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}